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README.md

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 * xtd is designed to manage GUI controls and dialogs in pure [native mode](https://gammasoft71.github.io/xtd/docs/documentation/Guides/xtd.forms/Overview/control_appearance) or with [CSS styles](https://gammasoft71.github.io/xtd/docs/documentation/Guides/xtd.forms/Style%20sheets/style_sheets_overview).
 * written in efficient, modern C++17 / C++20 with [RAII](https://en.wikipedia.org/wiki/Resource_acquisition_is_initialization) programming idiom;
 * and [highly portable](https://gammasoft71.github.io/xtd/docs/documentation/portability) and available on [many different platforms](https://gammasoft71.github.io/xtd/docs/documentation/portability);
+* See [features](https://gammasoft71.github.io/xtd/docs/documentation/features) for more informations.
 
 ## xtd libraries architecture